Tay Boi
An extinct language of Viet Nam
| Population | Extinct. |
| Region | Used in the major ports of French Indo-China. |
| Alternate names | Annamite French, Tay Boy, Vietnamese Pidgin French |
| Classification | Pidgin, French based |
| Language use | Developed around 1862. Influences from Vietnamese [vie], French, English, Javanese [jav], and Portuguese. Used between French and Vietnamese until 1954, and lower levels of administration, the military, and police. No longer spoken (Wurm and Hattori 1981). |

